Pith Number

pith:EXWNWG4R

pith:2017:EXWNWG4RW4KGP2IRFX4QH5OFPU

not attested not anchored not stored refs pending

Functionally-fitted energy-preserving integrators for Poisson systems

Bin Wang, Xinyuan Wu

arxiv:1712.06084 v1 · 2017-12-17 · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EXWNWG4RW4KGP2IRFX4QH5OFPU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:19:34.866920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25ecdb1b91b71467e9112df903f5c57d22c7e13be71b547491459b8d466401fc

Aliases

arxiv: 1712.06084 · arxiv_version: 1712.06084v1 · doi: 10.48550/arxiv.1712.06084 · pith_short_12: EXWNWG4RW4KG · pith_short_16: EXWNWG4RW4KGP2IR · pith_short_8: EXWNWG4R

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/EXWNWG4RW4KGP2IRFX4QH5OFPU \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 25ecdb1b91b71467e9112df903f5c57d22c7e13be71b547491459b8d466401fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5f2d4065d4715a6e2cf8ac332771f81015e33b6e29ef73f0a4b18cdb9559d22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-12-17T10:21:54Z",
    "title_canon_sha256": "19d78c3fd3c89f11a6a38f3a991edde970847494784309855f8eea77ecb92130"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06084",
    "kind": "arxiv",
    "version": 1
  }
}